🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.61 AU - 0.61 AU

Year: 178 Days

Day: 17.1 Hours

Environment

Temp: 221 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 52,743,550 km

• M1: 159,322 km (0.092 R)
• M2: 471,981 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.98 AU - 1.26 AU

Year: 442 Days

Day: 36.4 Hours

Environment

Temp: 6 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.11 AU - 1.31 AU

Year: 496 Days

Day: 15.6 Hours

Environment

Temp: -1 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 52,743,550 km

• M1: 153,338 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.85 AU - 2.27 AU

Year: 1102 Days

Day: 27.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.59 AU - 2.65 AU

Year: 1151 Days

Day: 17.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,743,550 km

• M1: 42,635 km (0.089 R)

Asteroid Belt

Center: 4.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.9

Radius: 10.8

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.26 AU - 7.64 AU

Year: 6107 Days

Day: 12.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 169.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,743,550 km

• M1: 135,685 km (0.106 R)
• M2: 478,564 km (0.03 R)
• M3: 942,467 km (0.034 R)
• M4: 1,281,455 km (0.039 R)
• M5: 1,852,022 km (0.116 R)
• M6: 2,700,690 km (0.051 R)
• M7: 4,228,683 km (0.111 R)
• M8: 4,724,151 km (0.095 R)
• M9: 5,417,986 km (0.111 R)
• M10: 6,507,956 km (0.081 R)
• M11: 8,777,356 km (0.091 R)
• M12: 9,389,062 km (0.108 R)
• M13: 15,080,213 km (0.052 R)
• M14: 15,569,997 km (0.117 R)
• M15: 20,269,315 km (0.062 R)
• M16: 23,953,611 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.8

Radius: 10.7

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 9.98 AU - 10.96 AU

Year: 12629 Days

Day: 14.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 52,743,550 km

• M1: 133,142 km (0.04 R)
• M2: 743,202 km (0.091 R)
• M3: 1,094,159 km (0.091 R)
• M4: 1,604,736 km (0.092 R)
• M5: 3,311,947 km (0.073 R)
• M6: 4,087,313 km (0.115 R)
• M7: 4,945,556 km (0.094 R)
• M8: 5,328,078 km (0.088 R)
• M9: 5,692,947 km (0.095 R)
• M10: 6,271,741 km (0.079 R)
• M11: 6,637,508 km (0.059 R)
• M12: 9,772,930 km (0.046 R)
• M13: 10,210,204 km (0.064 R)
• M14: 10,717,640 km (0.092 R)
• M15: 11,182,890 km (0.055 R)
• M16: 13,782,003 km (0.057 R)
• M17: 14,402,236 km (0.085 R)
• M18: 14,897,554 km (0.051 R)
• M19: 15,331,089 km (0.112 R)
• M20: 15,698,651 km (0.097 R)
• M21: 16,605,214 km (0.06 R)
• M22: 17,787,037 km (0.069 R)
• M23: 18,522,460 km (0.093 R)
• M24: 25,977,221 km (0.094 R)
• M25: 26,923,877 km (0.087 R)
• M26: 31,176,196 km (0.117 R)
• M27: 32,005,417 km (0.107 R)
• M28: 34,707,903 km (0.066 R)
• M29: 35,598,758 km (0.115 R)
• M30: 36,374,423 km (0.097 R)
• M31: 37,161,308 km (0.085 R)
• M32: 43,575,616 km (0.105 R)
• M33: 47,664,874 km (0.106 R)
• M34: 54,182,404 km (0.093 R)
• M35: 61,270,052 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 132.5

Radius: 6.1

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 15.26 AU - 18.84 AU

Year: 26245 Days

Day: 15.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,743,550 km

• M1: 127,009 km (0.045 R)
• M2: 414,835 km (0.096 R)
• M3: 1,244,505 km (0.039 R)
• M4: 1,801,607 km (0.05 R)
• M5: 2,965,778 km (0.061 R)
• M6: 3,446,585 km (0.049 R)
• M7: 4,062,181 km (0.059 R)
• M8: 7,438,754 km (0.069 R)
• M9: 7,653,577 km (0.088 R)
• M10: 7,916,869 km (0.098 R)
• M11: 11,338,771 km (0.096 R)
• M12: 12,567,418 km (0.03 R)
• M13: 14,876,012 km (0.065 R)
• M14: 17,528,532 km (0.093 R)
• M15: 20,648,844 km (0.066 R)
• M16: 23,933,565 km (0.082 R)
• M17: 27,962,086 km (0.092 R)
• M18: 29,221,550 km (0.117 R)
• M19: 32,420,402 km (0.119 R)
• M20: 32,879,218 km (0.066 R)
• M21: 33,692,432 km (0.098 R)
• M22: 37,707,789 km (0.117 R)
• M23: 41,087,504 km (0.093 R)
• M24: 42,439,420 km (0.067 R)
• M25: 43,820,807 km (0.101 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 13,669 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit